|
Note 11 - Goodwill and Other Intangible Assets (Details) - Changes in Carrying Amount of Goodwill Resulting from Company's Acquisitions (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||||
|---|---|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2013
Wisconsin Specialty Protein [Member]
|
Feb. 27, 2013
Wisconsin Specialty Protein [Member]
|
Dec. 31, 2013
Cyvex and Incon [Member]
|
Dec. 31, 2012
Cyvex and Incon [Member]
|
|
| Goodwill [Line Items] | |||||
| Balance as of | $ 7,986 | $ 11,614 | $ 7,986 | $ 7,986 | |
| Acquisitions (1) | 11,614 | 11,614 | |||
| Balance as of | $ 19,600 | $ 11,614 | $ 11,614 | $ 7,986 | $ 7,986 |